Home / 18,263.36-27,395.04-14,208.32

Finding the Fourth Proportional to 18,263.36, 27,395.04 and 14,208.32

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Solution

The fourth proportional to 18,263.36, 27,395.04 and 14,208.32 is: 21,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.36 : 27,395.04 = 14,208.32 : x
  2. Step 2: Convert to fraction form
    18,263.36/27,395.04 = 14,208.32/x
  3. Step 3: Cross multiply
    18,263.36x = 27,395.04 × 14,208.32
  4. Step 4: Simplify right side
    18,263.36x = 389,237,494.73
  5. Step 5: Solve for x
    x = 389,237,494.73/18,263.36
  6. Step 6: Final answer
    x = 21,312.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.